Stock material or miscellaneous articles – Web or sheet containing structurally defined element or... – Including a second component containing structurally defined...
Patent
1984-06-19
1987-06-23
Ives, P. C.
Stock material or miscellaneous articles
Web or sheet containing structurally defined element or...
Including a second component containing structurally defined...
428330, 428513, 428534, 4285377, 4285375, 427411, 427415, 430536, 430538, B32B 516, B32B 2710, G03C 178
Patent
active
046752455
ABSTRACT:
A photographic paper support made of a water-repellent sized base paper coated on both sides with a waterproof synthetic resin, and wherein the paper contains a combination of sizing substances including a water-repellent sizing agent, a cationic strengthening retention and binding agent and a sulfate or phosphate ester of a polysaccharide. The water-repellent sizing agent relative to the paper fiber content is about 0.2 to 2% by weight, the cationic strengthening and binding agent is greater in amount than about 1.5 of the water-repellent sizing agent, and the amount of the esterified polysaccharide is about 0.1 to 10% by weight relative to the fiber content.
REFERENCES:
patent: 2697040 (1954-12-01), Parnell
patent: 4267267 (1981-05-01), Ikenoue et al.
patent: 4288287 (1981-09-01), Miyama et al.
patent: 4326532 (1982-04-01), Hammar
patent: 4396671 (1983-08-01), Wanka et al.
patent: 4433030 (1984-02-01), Tamagawa et al.
patent: 4447524 (1984-05-01), Uno et al.
Felix Schoeller Jr. GmbH & Co. KG
Ives P. C.
LandOfFree
Photographic paper support does not yet have a rating. At this time, there are no reviews or comments for this patent.
If you have personal experience with Photographic paper support, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Photographic paper support will most certainly appreciate the feedback.
Profile ID: LFUS-PAI-O-720670